The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
May. 04, 1999
Filed:
Nov. 21, 1997
Hisashi Yamagishi, Chichibu, JP;
Hiroshi Higuchi, Chichibu, JP;
Junji Hayashi, Chichibu, JP;
Nobuhiko Matsumura, Izumiohtsu, JP;
Kunitoshi Ishihara, Izumiohtsu, JP;
Bridgestone Sports Co., Ltd., Tokyo, JP;
Abstract
In a three-piece solid golf ball of the three layer structure consisting of a solid core, an intermediate layer, and a cover, the solid core has a distortion of at least 2.5 mm under a load of 100 kg. The Shore D hardness of the intermediate layer is at least 13 degrees higher than the Shore D hardness of the cover. The ball as a whole has an inertia moment of at least 83 g-cm.sup.2. The desirable properties of spin, feel, control and rolling are obtained.
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile